Update README.md for docker (#5887)
Update README.md for docker (#5887)


codecombat/codecombat,codecombat/codecombat,javatlacati/codecombat,javatlacati/codecombat,javatlacati/codecombat,codecombat/codecombat,javatlacati/codecombat,codecombat/codecombat,codecombat/codecombat,javatlacati/codecombat